SK HYNIX · UMCP · Exact part
H9HQ54ACPMMDAR-KEM
V17 cross-reference: public_catalog_cross_checked_sbit; SBiT public uMCP catalog.
Identity & specification
| Part number | H9HQ54ACPMMDAR-KEM |
|---|---|
| Manufacturer | SK HYNIX |
| Record type | Exact part |
| Top marking | Same as part number (per source) |
| Aliases | H9HQ54ACPMMDAR,H9HQ54ACPMM,H9HQ54ACPMMD |
| Storage type | UMCP |
| Capacity | 64 GB |
| RAM | 4 GB LPDDR4X |
| Protocol | UFS 2.2 |
| Package | 254 FBGA |
| Ball count | 254 |
| Pinout family | UMCP_BGA254 |
| Voltage notes | Not established |
| Observed in devices | Not established |
Evidence
Distributor
Source: SK hynix product catalog mirror
Verification status: curated_reference
Source score 0.92 — dataset metadata, not a probability of fitment.
Screening data complete
- ✓ Exact identity from a strong source
- ✓ Capacity
- ✓ Protocol version
- ✓ Ball count
- ✓ RAM size
- ✓ No open conflict
A matching part number or package does not prove donor compatibility. Before replacement confirm the ball map, VCC/VCCQ, protocol generation, capacity geometry, DRAM training (MCP), CID/EXT_CSD or UFS descriptors, RPMB and OEM provisioning.